Conformational Supramolecular Isomerism in Two-Dimensional Fluorescent Coordination Polymers Based on Flexible Tetracarboxylate Ligand
作者:Da-Shu Chen、Li-Bo Sun、Zhi-Qiang Liang、Kui-Zhan Shao、Chun-Gang Wang、Zhong-Min Su、Hong-Zhu Xing
DOI:10.1021/cg400913f
日期:2013.9.4
Six new coordination polymers, (Me2NH2)[In(L)]·DMF (1), (Me2NH2)2[In2(L)2]·(DMF)3·(H2O)2 (2), (Me2NH2)4[Cd2(L)2]·(DMF)2 (3), (Et2NH2)2[Cd(L)]·H2O (4), (Et2NH2)3[Cd2(L)2]·(DEF)2·(H2O)4 (5), (Et2NH2)3[Cd2(L)2]·(EtNH2)2·(H2O)2 (6) have been prepared based on a newly designed flexible tetracarboxylate ligand of H4L H4L = 5-[bis(3-carboxybenzyl)amino]isophthalic acid; DMF = N,N-dimethylformamide; DEF =
六种新的配位聚合物(Me 2 NH 2)[In(L)]·DMF(1),(Me 2 NH 2)2 [In 2(L)2 ]·(DMF)3 ·(H 2 O)2(2),(Me 2 NH 2)4 [Cd 2(L)2 ]·(DMF)2(3),(Et 2 NH 2)2 [Cd(L)]·H 2 O(4),( Et 2 NH 2)3 [Cd 2(L)2 ]·(DEF)2 ·(H 2 O)4(5),(Et 2 NH 2)3 [Cd 2(L)2 ]·(EtNH 2)2 ·(H 2 O)2(6)是基于新设计的H 4 L H 4 L = 5- [双(3-羧基苄基)氨基]间苯二甲酸柔性四羧酸酯配体制备的;DMF =N,N-二甲基甲酰胺。DEF = N,N-二乙基甲酰胺}。化合物1 - 6具有与(4,4)-net拓扑非常相似的两维骨架结构。由于骨架的组成相同但配体的构型不同,这些化合物包含两组构象性超分子异构体。值得